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A FILTER FOR EVERY PHASE: The right filter can reduce glare, increase contrast, and make the Moon's features pop.

• Authors : Garfinkle, Robert A.

• Source: Astronomy. March, 2021, Vol. 49 Issue 3, p46, 6 p.

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Systemic Change in Education.

• Authors : Reigeluth, Charles M.; Garfinkle, Robert J.

Subjects: Educational Change; Educational Theories; Elementary Secondary Education

• Source: 172

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Envisioning a New System of Education.

• Authors : Reigeluth, Charles M.; Garfinkle, Robert J.

Subjects: Computer Uses in Education; Educational Change; Educational Innovation

• Source: Educational Technology. Nov 1992 32(11):17-23.7

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Education Full Text (H.W. Wilson)

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Education Full Text (H.W. Wilson)

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Exploring the Bowl of the Big Dipper.

• Authors : Garfinkle, Robert

Subjects: *URSA Major; *ASTRONOMY

• Source: Astronomy. Apr2002, Vol. 30 Issue 4, p80. 4p. 7 Color Photographs.

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See you at the hop.

• Authors : Garfinkle, Robert

• Source: Astronomy. August, 1995, Vol. 23 Issue 8, p74, 4 p.

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Exploring the Virgo Cluster of galaxies.

• Authors : Garfinkle, Robert; Jakiel, Richard

• Source: Astronomy. April, 1993, Vol. 21 Issue 4, p56, 8 p.

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Polar Moon.

• Authors : Garfinkle, Robert A.

Subjects: FRANKLIN, John; SOLAR system; MOONATLANTIC Ocean; NORTH Atlantic Ocean; ARCTIC regions

• Source: Astronomy. Dec2004, Vol. 32 Issue 12, p84-89. 6p. 2 Color Photographs, 6 Black and White Photographs.

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Exploring Cassiopeia's bright clusters.

• Authors : Garfinkle, Robert A.

Subjects: STAR clusters; CONSTELLATIONS

• Source: Astronomy. Nov96, Vol. 24 Issue 11, p84. 6p. 12 Color Photographs, 2 Charts.

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